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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RB3016-1SB0 |
| Alternative Part Number | 3RB30161SB0 |
| Manufacturer | Siemens |
| Voltage Rating | 690 V ac |
| Dimensions | 45 x 73 x 79 mm |
| Current Range | 3...12 A |
| Overload Relay Type | Electronic |
| Motor Protection | Yes |
| Size | S00 |
| Number of Poles | 3 |
| Terminal Type | Screw-type connections for main and auxiliary circuits |
| Installation Altitude | Up to 2,000 metres above sea level |
| Ambient Operating Temperature | -25 … +60 °C |
| Relative Humidity | Up to 95% during operation |
| Resistance to Vibration | 1-6 Hz, 15 mm; 6-500 Hz, 20 m/s²; 10 cycles |
| Impulse Voltage Resistance | Rated value 6 kV |
| Protection Class | IP20 on the front, finger-safe |
| EMC Immunity | Corresponds to degree of severity 3 according to IEC 60947-1 |
| Contact Rating Designation | For auxiliary contacts according to UL B600 / R300 |
| Product Approvals | General Product Approval, EMC, for use in hazardous locations |
| Type of Protection | PTB 09 ATEX 3001 Ex II (2) G [Ex e] [Ex d] [Ex px] D [Ex t] [Ex p] |
| Active Power Loss | Total typical 0.6 W |
| Contactor Size Compatibility | Can be combined with size S00 contactors |
| Operating Current at AC-3 | At 400 V rated value 12 A |
| Auxiliary Contacts Operating Current | At AC-15, at 24 V rated value 4 A |
| Electrostatic Discharge Immunity | 6 kV contact discharge / 8 kV air discharge according to IEC 61000-4-2 |
| Commodity Code | 853649 |
The Siemens 3RB3016-1SB0 is a state-of-the-art overload relay designed for motor protection. This compact device, measuring 45 x 73 x 79 mm, is engineered to safeguard motors by monitoring and reacting to current overload conditions. It is suitable for a wide range of industrial applications due to its versatile 3...12 A setting range and its classification as a Class 10 device, ensuring rapid response to prevent motor damage.
Crafted for seamless integration, the 3RB3016-1SB0 features a size S00 footprint, making it compatible with a variety of contactor setups. The overload relay is equipped with screw connections for both the main and auxiliary circuits, facilitating straightforward installation and maintenance.
The robust design of the Siemens 3RB3016-1SB0 ensures reliable operation in diverse environments, with an operational temperature range of -25 to +60 degrees Celsius and a storage temperature range of -40 to +80 degrees Celsius. It is also designed to withstand vibrations and shocks, ensuring consistent performance even in challenging conditions.
With an insulation voltage rated at 690 V ac and a surge voltage resistance of 6 kV, the 3RB3016-1SB0 is built to maintain integrity and performance under electrical stress. Additionally, it features an IP20 protection rating, safeguarding the device against the ingress of solid objects.
The 3RB3016-1SB0 is not only a protective device but also offers diagnostic capabilities with its integrated auxiliary switch and trip indicator, which provide feedback on the relay's status and facilitate troubleshooting.
This overload relay is an essential component for industrial professionals seeking a reliable and efficient solution for motor protection, ensuring the longevity and optimal performance of their machinery.
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Frequently Asked Questions
What is the voltage rating for this overload relay?
The overload relay is rated for an insulation voltage of up to 690 V ac.
Can you describe the size and dimensions of this overload relay?
The overload relay is of size S00, with dimensions of 45 x 73 x 79 mm.
What is the current adjustment range for this overload relay?
The current adjustment range for the overload relay is 3 to 12 A.
Is this overload relay suitable for use in hazardous locations?
Yes, this overload relay has approvals for use in hazardous locations, complying with ATEX directive 2014/34/EU.
What type of mounting does this overload relay support?
The overload relay supports contactor mounting with screw connections for both the main and auxiliary circuits.
What is the trip class of this overload relay?
The trip class of this overload relay is CLASS 10E.
Does this overload relay have a manual or automatic reset function?
This overload relay features both manual and automatic reset functions.
What is the thermal current rating for this overload relay?
The thermal current rating for the overload relay is 12 A.
Are there any auxiliary contacts included in this overload relay?
Yes, the overload relay includes integrated auxiliary contacts with one normally closed (NC) and one normally open (NO) contact.
What is the maximum operating altitude for this overload relay?
The maximum operating altitude for the overload relay is 2,000 meters above sea level.
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